…a strain-free platinum resistor whose resistance ratio W(T) maps to temperature. ITS-90 Temperature
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9 results for “Standard platinum resistance thermometer (SPRT)”
…The maximum allowable change in the check SPRT values [W2(SPRTcheck) – W1(SPRTcheck)] / (dW/dT90) during a fixed-point realization for SPRT calibration. ITS…
NIST Measurement Services documentation: SPRT ITS-90 fixed-point calibrations. Public domain; the full text is readable in the Atlas document library. NIST Temperature
FigureIV.23.Schematicofwiringcapsule-type platinumresistance thermometers inthecoppercomparisonblockofthecryostatfor calibration. Toavoidexcessiveheatingofthecopperblock,thebridge connections tothethermometers, wiredinseries,aremadeasfollows: SPRT LeadsUsed 1 2 3 STD, efgh ijkl klmn mnop…
…PRT Platinum Resistance Thermometer DUT Device Under Test SPRT Standard Platinum Resistance Thermometer MPRT Miniature Platinum Resistance Thermometer RIRT Rhodium-Iron Resistance Thermometer CE…
…standard platinum resistance thermometer, that connect points on that ladder. Realize the fixed points, calibrate the SPRT at them, and every industrial thermometer downstream…
…Inthesecondmethod, thermocouples arecalibrated against astandard platinum resistance thermometer (SPRT) . Inthethirdmethod,thermocouples arecalibrated at 630.74"Candatthreedefiningtemperatures ontheInternational Practical Temperature Scale(IPTS):thefreezingpointsofZn,Ag,andAu…
…The temperature of the final saturator is determined using a standard platinum resistance thermometer (SPRT) immersed in the temperature-controlled bath. The SPRT was…
…Therefore, the older type of standard requires calibration staff to place a standard platinum resistance thermometer (SPRT) inside the well of the enclosure in…